Home / 85,322,693.28-117,745,314.89-46,164,470.03

Finding the Fourth Proportional to 85,322,693.28, 117,745,314.89 and 46,164,470.03

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Solution

The fourth proportional to 85,322,693.28, 117,745,314.89 and 46,164,470.03 is: 63,706,967.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,322,693.28 : 117,745,314.89 = 46,164,470.03 : x
  2. Step 2: Convert to fraction form
    85,322,693.28/117,745,314.89 = 46,164,470.03/x
  3. Step 3: Cross multiply
    85,322,693.28x = 117,745,314.89 × 46,164,470.03
  4. Step 4: Simplify right side
    85,322,693.28x = 5,435,650,060,412,318
  5. Step 5: Solve for x
    x = 5,435,650,060,412,318/85,322,693.28
  6. Step 6: Final answer
    x = 63,706,967.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.